STARTER
MOTOR
AnRACTION
TEST
3.
Holding
test.
With a battery connected to the solenoid ter-
minalS(+)
and to the starter body, manually pull out the
pinion fully.
The
pinion must remain at that position even
y.'hen
released from holding with your hand.
HOLDING
TEST
STARTER
DISASSEMBLY
1.
Disconnect the wire from the solenoid terminal M (-).
2. Loosen the
two
screws· fastening the solenoid.
Remove
the solenoid assembly.
3. Remove the
two
long through bolts
and
two
screws
fastening the
brush
holder. Remove the
rear
bracket.
4. With the brushes pulled away
from
the armature,
remove the yoke and brush holder assembly.
Then
pull
the armature out.
5. Remove the cover, pry the snap ring out,
and
remove ·the
washer.
6. Unscrew the bolts and remove the center bracket.
At
the
same time, the washers
for
the pinion shaft
end
play
adjustment will come off.
PINION
STARTER·
MOTOR
TYPICAL
LEVER
SPRING
INSPECT
FOR
WEAR
&
CHIPPING
4.
Return
test:.
With a battery connected to the solenoid ter-
minal M (
-)
and
to the starter body, manually pull out the
pinion fully.
The
pinion must return
to
its original position
when released from holding by hand.
RETURN
TEST
BATTERY
SERVICE
WES'IERBEKE uses a standard starter motor which can
be
serviced or rebuilt at any starter motor automotive.service
center. Starter motors used on marine gasoline units must be
ignition protected. Use only a genuine Westerbeke
replacement starter.
7. Pull out the reduction gear lever and lever spring from the
front bracket.
8.
On
the pinion side, pry the snap ring out, and pull out the
pinion and pinion shaft.
9.
At
each end
of
the armature, remove the ball bearing with
a bearing puller.
It
is impossible to replace the ball bearing
press-fitted in the front bracket.
If
that bearing has worn·
off, replace the front bracket assembly.
---
NOTE:
Inspect,
clean
and
replace
if
necessary
brush,
conunuter,
soleniJid,
armature,
etc.
See
the
following
pages.
Engines & Generators
23
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